| Column | Description |
|---|
| pgc | PGC number |
| N_BAratio | Number measures of axial ratio |
| BAratio | Average ratio of minor to major axis diameter |
| rms_BAratio | Sigma in measured b/a values if multiple observations |
| N_magB | Number measures of B magnitude (presently at most 1) |
| magBt | Average B_tot (Pierce sole source) |
| rms_magBt | Always blank presently - only 1 measure |
| N_magR | Number measures of R magnitude (Pierce, Courteau, Willick) |
| magRt | Average R_tot (Pierce zero-point) |
| rms_magRt | Sigma about average R_tot if N_R>1 |
| N_magI | Number measures of I magnitude (Pierce, Mathewson, Haynes, Han, Heraudeau, Mould, Roth, Schommer, Dale, Bernstein, Bureau, Dell'Antonio) |
| magIt | Average I_tot (Pierce/Mathewson zero-point) |
| rms_magIt | Sigma about average I_tot if N_I>1 |